CVE-2018-5923: HP Color Laserjet CM4540 Mfp Firmware

Critical severity, CVSS 9.8. EPSS: 2.6% chance of exploitation in the next 30 days.

In HP LaserJet Enterprise, HP PageWide Enterprise, HP LaserJet Managed, and HP OfficeJet Enterprise Printers, solution application signature checking may allow potential execution of arbitrary code.

Affected products

  • HP Color Laserjet CM4540 Mfp Firmware: before 2308974_579754 (fixed in 2308974_579754)
  • HP Color Laserjet CP5525 Firmware: before 2308974_579753 (fixed in 2308974_579753)
  • HP Color Laserjet Enterprise Flow Mfp m681f Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet Enterprise Flow Mfp m681z Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet Enterprise Flow Mfp m682z Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet Enterprise m552 Firmware: before 2308974_579763 (fixed in 2308974_579763)
  • HP Color Laserjet Enterprise m553 Firmware: before 2308974_579763 (fixed in 2308974_579763)
  • HP Color Laserjet Enterprise m651 Firmware: before 2406048_029632 (fixed in 2406048_029632); before 2308974_579770 (fixed in 2308974_579770)
  • HP Color Laserjet Enterprise m652dn Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Enterprise m652n Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Enterprise m653dh Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Enterprise m653dn Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Enterprise m653x Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Enterprise m750 Firmware: before 2308974_579776 (fixed in 2308974_579776)
  • HP Color Laserjet Enterprise Mfp m577 Firmware: before 2406048_029627 (fixed in 2406048_029627); before 2308974_579760 (fixed in 2308974_579760)
  • HP Color Laserjet Enterprise Mfp m681dh Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet Enterprise Mfp m681f Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet Enterprise Mfp m682dh Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • HP Color Laserjet m680 Firmware: before 2406048_029633 (fixed in 2406048_029633); before 2308974_579771 (fixed in 2308974_579771)
  • HP Color Laserjet Managed e55040dw Firmware: before 2406048_029643 (fixed in 2406048_029643)
  • HP Color Laserjet Managed e65050dn Firmware: before 2406087_000016 (fixed in 2406087_000016)
  • HP Color Laserjet Managed e65060dn Firmware: before 2405130_000068 (fixed in 2405130_000068)
  • HP Color Laserjet Managed e65060x Firmware: before 2405130_000068 (fixed in 2405130_000068)
  • HP Color Laserjet Managed Flow Mfp e57540c Firmware: before 2406048_029627 (fixed in 2406048_029627)
  • HP Color Laserjet Managed Flow Mfp e67550f Firmware: before 2406087_000017 (fixed in 2406087_000017)
  • and 113 more

Published 2019-03-27. Last modified 2026-06-17.